CN102619478B - Clamp type hoisting mechanism - Google Patents
Clamp type hoisting mechanism Download PDFInfo
- Publication number
- CN102619478B CN102619478B CN201210113424.XA CN201210113424A CN102619478B CN 102619478 B CN102619478 B CN 102619478B CN 201210113424 A CN201210113424 A CN 201210113424A CN 102619478 B CN102619478 B CN 102619478B
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- Prior art keywords
- fixture block
- pin
- axle
- pedestal
- claw beam
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- 230000007246 mechanism Effects 0.000 title claims abstract description 31
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 47
- 210000000078 claw Anatomy 0.000 claims description 26
- 238000012856 packing Methods 0.000 claims description 11
- 239000000428 dust Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000005553 drilling Methods 0.000 description 13
- 239000000284 extract Substances 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000008407 joint function Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Pivots And Pivotal Connections (AREA)
Abstract
The invention relates to a clamp type hoisting mechanism, which comprises a hoisting annular body, a hoisting shaft, a clamp mechanism, a left connecting plate, a right connecting plate, a hoisting seat, a stopper, a left clamping block and a right clamping block, wherein a shaft hole is formed on the hoisting annular body; the hoisting shaft is arranged in the shaft hole and can freely rotate; the clamp mechanism is suspended at the lower end of the hoisting shaft and is fixedly connected with the hoisting seat; and the hoisting seat is used for clamping a drill stem joint. By the clamp type hoisting mechanism, the drill stem joint can be clamped through left and right clamping blocks which can turn in a unidirectional mode; due to the adoption of a torsional spring for pressing and self-locking, the drill stem can be reliably clamped; the implementation process is simple and reliable, and the parts restrict one another slightly and are convenient and easy to maintain; and moreover, only a cylindrical pin is required to be screwed out in the process of detaching the drill stem.
Description
Technical field
The present invention relates to a kind of device that extracts drilling tool in drilling operation process, left fixture block and the right fixture block jaw type Ti Yin mechanism that realizes card and get tool joint function that can unidirectional upset be hung by jaw type mechanism that specifically dependence can rotate freely, belong to the rig drilling tool technical field in engineering machinery.
Background technology
The working environment of rig is very severe, and the part of its all mechanisms and structure all should be taking simple, practical and reliable as final design principle; Require to install and convenient disassembly, and for ease of maintenaince.
The major function of Ti Yin mechanism is that the card of realizing drilling rod is got and carried and draws rising, and traditional Ti Yin mechanism adopts the structure such as snap ring-type, pole-climbing formula more, all has function singleness, to the high restriction of the structural requirement of drilling tool.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of jaw type Ti Yin mechanism that extracts drilling tool in drilling operation process is provided, and the scope of application of Gai Tiyin mechanism is wide, card get and carry draw safe and reliable, and restriction is few mutually between part, easy to maintenance simple.
According to technical scheme provided by the invention: jaw type Ti Yin mechanism, is characterized in that: comprise drop handle body, guide and support axle, jaw type mechanism, left junction plate, right junction plate, carry usher, block, left fixture block and right fixture block; Described drop handle body is provided with axis hole, described in guide and support axle and be installed in axis hole and can rotate freely; Described jaw type mechanism is suspended on guides and supports axle lower end, jaw type mechanism comprises left lever, right pull bar, left claw beam and right claw beam, left lever, right pull bar upper end are hinged at and are guided and supported axle lower end by the first bearing pin, the lower end of left lever, right pull bar is respectively by the second bearing pin corresponding left claw beam, right claw beam of being hinged separately, the middle part of left claw beam, right claw beam connects by the 3rd bearing pin, left claw beam lower end is fixedly connected with right junction plate, and right claw beam lower end is fixedly connected with left junction plate; Described carry ushering comprise symmetrically arranged left pedestal and right pedestal, described left pedestal is fixedly connected with left junction plate, right pedestal is fixedly connected with right junction plate; Block one end is arranged on to carry on the right pedestal of ushering and by cone by little axle holds holding screw to fix, block can be around little axle rotation, the described block other end is arranged on by pulling pin on left pedestal, described pulling pin is provided with spiral grooves, the straight pin of position-limiting action has been housed on described block, straight pin the inner is embedded in spiral grooves, pulls pin and can, by the spiral grooves on it along straight pin slippage, realize radial and axial movement; Described carrying on the left pedestal of ushering is provided with left fixture block, left fixture block is arranged on axle by torsion spring, axle is arranged on left pedestal, shaft end is equipped with cottor pin and the packing ring for fixing torsion spring, described carrying on the right pedestal of ushering adopts identical mounting means that right fixture block is installed, described left fixture block, right fixture block structure is identical and be symmetrical arranged, when not stressing, left fixture block and right fixture block be pressed on all the time on left pedestal unidirectional opening upwards when left fixture block and right fixture block are subject to pressure on top surface upwards of tool joint under torsion spring effect.
As a further improvement on the present invention, the described axle upper end of guiding and supporting is set with single direction thrust ball bearing and locks by nut assembly, a seat ring of described single direction thrust ball bearing is supported on drop handle body, and described nut assembly is pressed on another seat ring of single direction thrust ball bearing.
As a further improvement on the present invention, described nut assembly comprises packing ring, hexagonal trough of belt bolt and nut of clip, described hexagonal splined nut spiral shell is contained in guides and supports axle upper end, packing ring is installed under hexagonal splined nut, cottor pin is located in the pin-and-hole of guiding and supporting axle, and cottor pin two ends are stuck in the draw-in groove of hexagonal splined nut.
As a further improvement on the present invention, on described single direction thrust ball bearing, be provided with dust cap.
compared with prior art, advantage is in the present invention:joint is got by left fixture block, right fixture block card that can unidirectional upset by jaw type Ti Yin of the present invention mechanism, adopts torsion spring to compress self-locking simultaneously, realizes reliably the card of drilling rod and gets, and the process of realization is simple and reliable, and between part, restriction is few mutually, easy to maintenance simple; While unloading drilling rod, only need revolve and extract straight pin.
Brief description of the drawings
Fig. 1 is the structural front view of the embodiment of the present invention.
Fig. 2 is the structure side view of the embodiment of the present invention.
Fig. 3 is the A-A sectional view in Fig. 1.
Fig. 4 .1 puies forward the structural front view of ushering.
Fig. 4 .2 carries the structure left view of ushering.
Fig. 4 .3 carries the structure top view of ushering.
Fig. 5 .1 is the structural front view of left fixture block, right fixture block.
Fig. 5 .2 is the structure left view of left fixture block, right fixture block.
Fig. 5 .3 is the structure top view of left fixture block, right fixture block.
Fig. 6 is the structure chart of axle.
Fig. 7 .1 is the structural front view of torsion spring.
Fig. 7 .2 is the structure left view of torsion spring.
Fig. 8 .1 is the structural front view of pulling pin.
Fig. 8 .2 is that B-B in Fig. 8 .1 is to sectional view.
Fig. 9 .1 is the structural front view of block.
Fig. 9 .2 is the structure top view of block.
Figure 10 is the state diagram before tool joint is got by jaw type Ti Yin mechanism card.
Figure 11 is the state diagram after tool joint is got by jaw type Ti Yin mechanism card.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in the figure: the jaw type Ti Yin mechanism in embodiment is mainly by drop handle body 1, guide and support axle 2, hexagonal splined nut 3, packing ring 4, dust cap 5, the first bearing pin 6, left lever 7, right pull bar 8, the second bearing pin 9, left claw beam 10, right claw beam 11, the 3rd bearing pin 12, left junction plate 13, right junction plate 14, right pedestal 15, torsion spring 16, axle 17, right fixture block 18, left pedestal 19, left fixture block 20, cottor pin 21, single direction thrust ball bearing 22, cottor pin 23, packing ring 24, little axle 25, cone end holding screw 26, block 27, pull pin 28 and the component such as straight pin 29 composition.
As shown in Fig. 1 ~ Fig. 3, described drop handle body 1 is provided with axis hole, the described axle 2 of guiding and supporting is installed in axis hole, described axle 2 upper ends of guiding and supporting are set with single direction thrust ball bearings 22 and lock by the nut assembly being made up of packing ring 4, hexagonal splined nut 3 and cottor pin 21, described hexagonal splined nut 3 spiral shells are contained in guides and supports axle 2 upper ends, packing ring 4 is installed under hexagonal splined nut 3, and cottor pin 21 is located in the pin-and-hole of guiding and supporting axle 2, and cottor pin 21 two ends are stuck in the draw-in groove of hexagonal splined nut 3; A seat ring of described single direction thrust ball bearing 22 is supported on drop handle body 1, and described nut assembly is pressed on another seat ring of single direction thrust ball bearing 22.The described axle 2 of guiding and supporting can rotate freely, and handled easily and protection upper end steel cable and lower end drilling tool receive praises from customers on operation and maintenance.
As shown in Fig. 1 ~ Fig. 3, described axle 2 lower ends of guiding and supporting hang jaw type mechanism, described jaw type mechanism mainly comprises left lever 7, right pull bar 8, left claw beam 10 and right claw beam 11, left lever 7, right pull bar 8 upper ends are hinged at and are guided and supported axle 2 lower ends by the first bearing pin 6, the lower end of left lever 7, right pull bar 8 is respectively by the second bearing pin 9 corresponding left claw beam 10, right claw beam 11 of being hinged separately, the middle part of left claw beam 10, right claw beam 11 connects by the 3rd bearing pin 12, left claw beam 10 lower ends are fixedly connected with right junction plate 14, and right claw beam 11 lower ends are fixedly connected with left junction plate 13, the described structure of ushering of carrying is as shown in Fig. 4 .1 ~ Fig. 4 .3, and it mainly comprises symmetrically arranged left pedestal 19 and right pedestal 15, and described left pedestal 19 is fixedly connected with left junction plate 13, and right pedestal 15 is fixedly connected with right junction plate 14, the structure of described block 27 is as Fig. 9 .1, shown in Fig. 9 .2, block 27 one end are arranged on to carry on the right pedestal 15 of ushering and by cone by little axle 25 holds holding screw 26 fixing, block 27 can rotate around little axle 25, described block 27 other ends 28 are arranged on left pedestal 19 by pulling pin, described 28 the structure of pulling pin is as Fig. 8 .1, shown in Fig. 8 .2, pull pin and 28 be provided with spiral grooves 30, the straight pin 29 of position-limiting action has been housed on described block 27, straight pin 29 the inners are embedded in spiral grooves 30, pulling pin 28 can be by the spiral grooves 30 on it along straight pin 29 slippage, realize radial and axial movement, thereby the function that realizes insurance and discharge, described carrying on the left pedestal 19 of ushering is provided with shown in left fixture block 20(Fig. 5 .1 ~ Fig. 5 .3), left fixture block 20 is by torsion spring 16(Fig. 7 .1, shown in Fig. 7 .2) be arranged on axle 17, shown in axle 17(Fig. 6) be arranged on left pedestal 19, cottor pin 23 and the packing ring 24 for fixing torsion spring 16 is equipped with in axle 17 ends, described carrying on the right pedestal 15 of ushering adopts identical mounting means that right fixture block 18 is installed, described left fixture block 20, right fixture block 18 structures are identical and be symmetrical arranged, when not stressing, left fixture block 20 and right fixture block 18 be pressed on all the time on left pedestal 19 under torsion spring 16 effects, unidirectional opening upwards when left fixture block 20 and right fixture block 18 are subject to pressure on top surface upwards of tool joint.
In addition, in order to improve barrier propterty of the present invention, on described single direction thrust ball bearing 22, be provided with shown in dust cap 5(Fig. 2).
the course of work of the present invention and operating principle are as follows:
When concrete application, in the time that needs extract drilling rod, jaw type Ti Yin of the present invention mechanism is placed in tool joint top (shown in Figure 10), tool joint enters between left pedestal 19 and right pedestal 15 through carrying the bottom horn mouth of ushering, in this process, left fixture block 20 and right fixture block 18 are subject to backward unidirectional the opening of tool joint pressure on top surface upwards, tool joint continues up, after tool joint insertion puts in place, left fixture block 20, right fixture block 18 resets and is pressed on left pedestal 19 under torsion spring 16 effects, on right pedestal 15, the boss of tool joint just in time drops on left fixture block 20, on right fixture block 18, thereby fix drilling rod (shown in Figure 11), now in the radially notch of straight pin 29 in 28 bottoms of pulling pin, carry and ushering in locking state.
In the time that needs discharge tool joint, revolve and pull pin 28, making to pull pin 28 turns to the position that can pull back, pull back and pull pin 28, the left pedestal 19 of 28 disengaging that makes to pull pin, carrying ushers removes locking, left like this pedestal 19 and right pedestal 15 can separate, thereby can realize the release of drilling tool.
In said process, the steel cable that hangs drop handle body 1 can rotate mutually with the parts of guiding and supporting axle 2 bottoms, easy to operate.
Claims (4)
1. jaw type Ti Yin mechanism, is characterized in that: comprise drop handle body (1), guide and support axle (2), jaw type mechanism, left junction plate (13), right junction plate (14), carry usher, block (27), left fixture block (20) and right fixture block (18), described drop handle body (1) is provided with axis hole, described in guide and support axle (2) and be installed in axis hole and can rotate freely, described jaw type mechanism is suspended on guides and supports axle (2) lower end, jaw type mechanism comprises left lever (7), right pull bar (8), left claw beam (10) and right claw beam (11), left lever (7), right pull bar (8) upper end is hinged at and is guided and supported axle (2) lower end by the first bearing pin (6), left lever (7), the lower end of right pull bar (8) is respectively by the second bearing pin (9) corresponding left claw beam (10) that is hinged separately, right claw beam (11), left claw beam (10), the middle part of right claw beam (11) connects by the 3rd bearing pin (12), left claw beam (10) lower end is fixedly connected with right junction plate (14), right claw beam (11) lower end is fixedly connected with left junction plate (13), described carry ushering comprise symmetrically arranged left pedestal (19) and right pedestal (15), described left pedestal (19) is fixedly connected with left junction plate (13), right pedestal (15) is fixedly connected with right junction plate (14), block (27) one end is arranged on and is carried that the right pedestal (15) of ushering is gone up and hold holding screw (26) fixing by cone by little axle (25), block (27) can rotate around little axle (25), described block (27) other end is arranged on left pedestal (19) by pull pin (28), described pulling pin (28) is provided with spiral grooves (30), the straight pin (29) of position-limiting action has been housed on described block (27), straight pin (29) the inner is embedded in spiral grooves (30), pulling pin (28) can be by the spiral grooves (30) on it along straight pin (29) slippage, realize radial and axial movement, described carrying on the left pedestal (19) of ushering is provided with left fixture block (20), left fixture block (20) is arranged on axle (17) by torsion spring (16), axle (17) is arranged on left pedestal (19), cottor pin (23) and the packing ring (24) for fixing torsion spring (16) is equipped with in axle (17) end, the described identical mounting means of the upper employing of right pedestal (15) of ushering of carrying is provided with right fixture block (18), described left fixture block (20), right fixture block (18) structure is identical and be symmetrical arranged, when not stressing, left fixture block (20) and right fixture block (18) be pressed on all the time on left pedestal (19) under torsion spring (16) effect, unidirectional opening upwards when left fixture block (20) and right fixture block (18) are subject to pressure on top surface upwards of tool joint.
2. jaw type Ti Yin as claimed in claim 1 mechanism, it is characterized in that: described in guide and support axle (2) upper end suit single direction thrust ball bearing (22) and lock by nut assembly, it is upper that a seat ring of described single direction thrust ball bearing (22) is supported on drop handle body (1), and described nut assembly is pressed on another seat ring of single direction thrust ball bearing (22).
3. jaw type Ti Yin as claimed in claim 2 mechanism, it is characterized in that: described nut assembly comprises packing ring (4), hexagonal splined nut (3) and cottor pin (21), described hexagonal splined nut (3) spiral shell is contained in guides and supports axle (2) upper end, packing ring (4) is installed under hexagonal splined nut (3), cottor pin (21) is located in the pin-and-hole of guiding and supporting axle (2), and cottor pin (21) two ends are stuck in the draw-in groove of hexagonal splined nut (3).
4. jaw type Ti Yin as claimed in claim 2 mechanism, is characterized in that: on described single direction thrust ball bearing (22), be provided with dust cap (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210113424.XA CN102619478B (en) | 2012-04-18 | 2012-04-18 | Clamp type hoisting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210113424.XA CN102619478B (en) | 2012-04-18 | 2012-04-18 | Clamp type hoisting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102619478A CN102619478A (en) | 2012-08-01 |
| CN102619478B true CN102619478B (en) | 2014-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210113424.XA Expired - Fee Related CN102619478B (en) | 2012-04-18 | 2012-04-18 | Clamp type hoisting mechanism |
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| Country | Link |
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| CN (1) | CN102619478B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821465A (en) * | 2014-02-28 | 2014-05-28 | 成都大漠石油机械有限公司 | Safety lifting and guiding mechanism |
| CN103835670A (en) * | 2014-02-28 | 2014-06-04 | 成都大漠石油机械有限公司 | Elevating device with falling prevention function |
| CN117569751B (en) * | 2024-01-19 | 2024-04-05 | 大庆辰平钻井技术服务有限公司 | Wellhead butt joint device and ultra-short radius side drilling horizontal well drilling completion method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2854057Y (en) * | 2005-12-30 | 2007-01-03 | 南阳二机石油装备(集团)有限公司 | Portable multifunction dynamic pliers |
| CN201078202Y (en) * | 2007-09-26 | 2008-06-25 | 煤炭科学研究总院重庆研究院 | Pincer type double gripper |
| CN201078201Y (en) * | 2007-09-12 | 2008-06-25 | 天津瑞灵石油设备有限公司 | Double arm and double cylinder back forceps of drill top drive |
| CN202531057U (en) * | 2012-04-18 | 2012-11-14 | 江苏省无锡探矿机械总厂有限公司 | Pliers-like lifting mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1460145A (en) * | 2001-04-26 | 2003-12-03 | 古河机械金属株式会社 | Step tube drilling rod and drilling machine |
-
2012
- 2012-04-18 CN CN201210113424.XA patent/CN102619478B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2854057Y (en) * | 2005-12-30 | 2007-01-03 | 南阳二机石油装备(集团)有限公司 | Portable multifunction dynamic pliers |
| CN201078201Y (en) * | 2007-09-12 | 2008-06-25 | 天津瑞灵石油设备有限公司 | Double arm and double cylinder back forceps of drill top drive |
| CN201078202Y (en) * | 2007-09-26 | 2008-06-25 | 煤炭科学研究总院重庆研究院 | Pincer type double gripper |
| CN202531057U (en) * | 2012-04-18 | 2012-11-14 | 江苏省无锡探矿机械总厂有限公司 | Pliers-like lifting mechanism |
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| Publication number | Publication date |
|---|---|
| CN102619478A (en) | 2012-08-01 |
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